const {enums} = require('../../src/enums.js');
const {utils} = require("../../src/helpers/utils.js");

jest.mock('@fluxerjs/core', () => jest.fn());
jest.mock('../../src/database.js', () => {
    return {
        database: {
            members: {
                create: jest.fn().mockResolvedValue(),
                update: jest.fn().mockResolvedValue(),
                destroy: jest.fn().mockResolvedValue(),
                findOne: jest.fn().mockResolvedValue(),
                findAll: jest.fn().mockResolvedValue(),
            }
        }
    }
});

jest.mock("../../src/helpers/utils.js", () => {
    return {
        utils:
            {
                checkImageFormatValidity: jest.fn().mockResolvedValue(),
            }
    }
});

const {Op} = require('sequelize');

const {memberHelper} = require("../../src/helpers/memberHelper.js");
const {database} = require("../../src/database");

describe('MemberHelper', () => {
    const authorId = "0001";
    const authorFull = "author#0001";
    const attachmentUrl = "../oya.png";
    const attachmentExpiry = new Date('2026-01-01T00.00.00.0000Z')
    const mockMember = {
        name: "somePerson",
        displayname: "Some Person",
        proxy: "--text",
        propic: attachmentUrl
    }

    beforeEach(() => {
        jest.resetModules();
        jest.clearAllMocks();
    })

    describe('parseMemberCommand', () => {

        beforeEach(() => {
            jest.spyOn(memberHelper, 'getMemberByName').mockResolvedValue(mockMember);
            jest.spyOn(memberHelper, 'getMemberInfo').mockResolvedValue("member info");
            jest.spyOn(memberHelper, 'addNewMember').mockResolvedValue("new member");
            jest.spyOn(memberHelper, 'removeMember').mockResolvedValue("remove member");
            jest.spyOn(memberHelper, 'getAllMembersInfo').mockResolvedValue("all member info");
            jest.spyOn(memberHelper, 'updateName').mockResolvedValue("update name");
            jest.spyOn(memberHelper, 'updateDisplayName').mockResolvedValue("update display name");
            jest.spyOn(memberHelper, 'updateProxy').mockResolvedValue("update proxy");
            jest.spyOn(memberHelper, 'updatePropic').mockResolvedValue("update propic");
            jest.spyOn(memberHelper, 'getMemberCommandInfo').mockResolvedValue("member command info");
        });

        test.each([
            [['new', 'somePerson'], attachmentUrl],
            [['new', 'somePerson'], null,]
        ])('%s calls addNewMember and returns correct values', async(args, attachmentUrl) => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, args, attachmentUrl).then((result) => {
                // Assert
                expect(result).toEqual("new member");
                expect(memberHelper.addNewMember).toHaveBeenCalledTimes(1);
                expect(memberHelper.addNewMember).toHaveBeenCalledWith(authorId, args, attachmentUrl);
            });
        })

        test('["remove", "somePerson"] calls removeMember with authorId and "somePerson" and returns expected result', async() => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, ["remove", "somePerson"]).then((result) => {
                // Assert
                expect(result).toEqual("remove member");
                expect(memberHelper.removeMember).toHaveBeenCalledTimes(1);
                expect(memberHelper.removeMember).toHaveBeenCalledWith(authorId, "somePerson");
            });
        });

        test('["list"] calls getAllMembersInfo and returns expected result', async () => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, ["list"]).then((result) => {
                // Assert
                expect(result).toEqual("all member info");
                expect(memberHelper.getAllMembersInfo).toHaveBeenCalledTimes(1);
                expect(memberHelper.getAllMembersInfo).toHaveBeenCalledWith(authorId, authorFull);
            });
        });

        test.each([
            [['--help']],
            [['']],
        ])('%s calls getMemberCommandInfo and returns expected result', async (args) => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, args).then((result) => {
                // Assert
                expect(result).toEqual("member command info");
                expect(memberHelper.getMemberCommandInfo).toHaveBeenCalledTimes(1);
                expect(memberHelper.getMemberCommandInfo).toHaveBeenCalledWith();
            });
        });

        test.each([
            [['somePerson', 'name', 'newPerson'], "updateName", "update name"],
            [['somePerson', 'displayname', 'Some Person'], "updateDisplayName", "update display name"],
            [['somePerson', 'proxy', '--text'], "updateProxy", "update proxy"],
        ])('%s calls %s returns expected result %s', async (args, method, expectedResult) => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, args).then((result) => {
                // Assert
                expect(result).toEqual(expectedResult);
                expect(memberHelper[method]).toHaveBeenCalledTimes(1);
                expect(memberHelper[method]).toHaveBeenCalledWith(authorId, args[0], args[2]);
            });
        });

        test.each([
            [["somePerson", "propic", attachmentUrl], null, null],
            [["somePerson", "propic", null], 'ono.png', attachmentExpiry],
        ])('%s calls updatePropic and returns expected values', async (args, attachmentUrl, attachmentExpiration) => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, args, attachmentUrl, attachmentExpiration).then((result) => {
                // Assert
                expect(result).toEqual("update propic");
                expect(memberHelper['updatePropic']).toHaveBeenCalledTimes(1);
                expect(memberHelper['updatePropic']).toHaveBeenCalledWith(authorId, args[0], args[2], attachmentUrl, attachmentExpiration)
            });
        })

        test('any non-command returns getMemberInfo', async() => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, ['somePerson']).then(() => {
                // Assert
                expect(memberHelper['getMemberInfo']).toHaveBeenCalledTimes(1);
                expect(memberHelper['getMemberInfo']).toHaveBeenCalledWith(mockMember);
            })
        })

        test.each([
            [['new'], "addNewMember", enums.help.NEW],
            [['new', '--help'], "addNewMember", enums.help.NEW],
            [['remove'], "removeMember", enums.help.REMOVE],
            [['remove', '--help'], "removeMember", enums.help.REMOVE],
            [['name'], "updateName", enums.help.NAME],
            [['name', '--help'], "updateName", enums.help.NAME],
            [['somePerson', 'name'], "updateName", mockMember.name],
            [['displayname'], "updateDisplayName", enums.help.DISPLAY_NAME],
            [['displayname', '--help'], "updateDisplayName", enums.help.DISPLAY_NAME],
            [['somePerson', 'displayname'], "updateDisplayName", mockMember.displayname],
            [['proxy'], "updateProxy", enums.help.PROXY],
            [['proxy', '--help'], "updateProxy", enums.help.PROXY],
            [['somePerson', 'proxy'], "updateProxy", mockMember.proxy],
            [['propic'], "updatePropic", enums.help.PROPIC],
            [['propic', '--help'], "updatePropic", enums.help.PROPIC],
            [['somePerson', 'propic'], "updatePropic", mockMember.propic],
            [['list', '--help'], "getAllMembersInfo", enums.help.LIST],
        ])('%s shall not call %s and returns correct string', async (args, method, expectedResult) => {
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, args).then((result) => {
                // Assert
                expect(result).toEqual(expectedResult);
                expect(memberHelper[method]).not.toHaveBeenCalled();
            });
        });

        test.each([
            [['somePerson', 'displayname'], "updateDisplayName", "Display name"],
            [['somePerson', 'proxy'], "updateProxy", "Proxy"],
            [['somePerson', 'propic'], "updatePropic", "Profile picture"],
        ])('if value not set, %s shall not call %s and returns value error', async (args, method, expectedResult) => {
            // Arrange
            const mockEmptyMember = {
                name: "somePerson",
                displayname: null,
                proxy: null,
                propic: null,
            }
            jest.spyOn(memberHelper, 'getMemberByName').mockResolvedValue(mockEmptyMember);
            // Act
            return memberHelper.parseMemberCommand(authorId, authorFull, args).then((result) => {
                // Assert
                expect(result).toEqual(`${expectedResult} ${enums.err.NO_VALUE}`);
                expect(memberHelper[method]).not.toHaveBeenCalled();
            });
        });
    })

    describe('addNewMember', () => {
        test('calls addFullMember with correct arguments', async() => {
            // Arrange
            const args = ['new', mockMember.name, mockMember.displayname, mockMember.proxy, mockMember.propic];
            jest.spyOn(memberHelper, 'addFullMember').mockResolvedValue(mockMember);
            jest.spyOn(memberHelper, 'getMemberInfo').mockResolvedValue();
            // Act
            return memberHelper.addNewMember(authorId, args).then(() => {
                expect(memberHelper.addFullMember).toHaveBeenCalledTimes(1);
                expect(memberHelper.addFullMember).toHaveBeenCalledWith(authorId, mockMember.name, mockMember.displayname, mockMember.proxy, mockMember.propic);
            })
        })

        test('calls getMemberInfo when successful and returns result', async () => {
            // Arrange
            const args = ['new', mockMember.name, mockMember.displayname, mockMember.proxy, mockMember.propic];
            const fullMemberResponse = {member: mockMember, errors: []}
            const expected = {embed: mockMember, errors: [],  success: `${mockMember.name} has been added successfully.`};
            jest.spyOn(memberHelper, 'addFullMember').mockResolvedValue(fullMemberResponse);
            jest.spyOn(memberHelper, 'getMemberInfo').mockResolvedValue(mockMember);
            //Act
            return memberHelper.addNewMember(authorId, args).then((result) => {
                // Assert
                expect(result).toEqual(expected);
                expect(memberHelper.getMemberInfo).toHaveBeenCalledTimes(1);
                expect(memberHelper.getMemberInfo).toHaveBeenCalledWith(authorId, mockMember);
            })
        })

        test('throws expected error when getMemberInfo throws error', async () => {
            // Arrange
            const args = ['new', 'some person'];
            const memberObject = {name: args[1]}
            jest.spyOn(memberHelper, 'addFullMember').mockResolvedValue(memberObject);
            jest.spyOn(memberHelper, 'getMemberInfo').mockImplementation(() => {
                throw new Error('getMemberInfo error')
            });
            //Act
            return memberHelper.addNewMember(authorId, args).catch((result) => {
                // Assert
                expect(result).toEqual(new Error('getMemberInfo error'));
            })
        })

        test('throws expected error when addFullMember throws error', async () => {
            // Arrange
            const args = ['new', 'somePerson'];
            const expected = 'add full member error';
            jest.spyOn(memberHelper, 'addFullMember').mockImplementation(() => {
                throw new Error(expected)
            });

            //Act
            return memberHelper.addNewMember(authorId, args).catch((result) => {
                // Assert
                expect(result).toEqual(new Error(expected));
            })
        })
    })

    describe('updateName', () => {

        test('call updateMemberField with correct arguments when displayname passed in correctly and returns string', async () => {
            // Arrange;
            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue("Updated");
            // Act
            return memberHelper.updateName(authorId, mockMember.name, "   somePerson   ").then((result) => {
                // Assert
                expect(result).toEqual("Updated");
                expect(memberHelper.updateMemberField).toHaveBeenCalledTimes(1);
                expect(memberHelper.updateMemberField).toHaveBeenCalledWith(authorId, mockMember.name, "name", "somePerson");
            })
        })

        test('throws error when name is blank', async () => {
            // Arrange;
            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue("Updated");
            // Act
            return memberHelper.updateName(authorId, mockMember.name, "        ").catch((result) => {
                // Assert
                expect(result).toEqual(new RangeError("Name " + enums.err.NO_VALUE));
                expect(memberHelper.updateMemberField).not.toHaveBeenCalled();
            })
        })
    })

    describe('updateDisplayName', () => {

        test('throws error when displayname is blank', async () => {
            // Arrange
            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue();
            // Act
            return memberHelper.updateDisplayName(authorId, mockMember.name, mockMember.displayname).catch((result) => {
                // Assert
                expect(result).toEqual(new Error(`Display name ${enums.err.NO_VALUE}`));
                expect(memberHelper.updateMemberField).not.toHaveBeenCalled();
            })
        })

        test('Sends error when display name is too long', async () => {
            // Arrange
            const tooLongDisplayName = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue();
            // Act
            return memberHelper.updateDisplayName(authorId, mockMember.name, tooLongDisplayName).catch((result) => {
                // Assert
                expect(result).toEqual(new RangeError(enums.err.DISPLAY_NAME_TOO_LONG));
                expect(memberHelper.updateMemberField).not.toHaveBeenCalled();
            })
        })

        test('call updateMemberField with correct arguments when displayname passed in correctly and returns string', async () => {
            // Arrange
            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue("Updated");
            // Act
            return memberHelper.updateDisplayName(authorId, mockMember.name, "      Some Person ").then((result) => {
                // Assert
                expect(result).toEqual("Updated");
                expect(memberHelper.updateMemberField).toHaveBeenCalledWith(authorId, mockMember.name, "displayname", mockMember.displayname);
                expect(memberHelper.updateMemberField).toHaveBeenCalledTimes(1);
            })
        })
    })

    describe('updateProxy', () => {
        test('calls checkIfProxyExists and updateMemberField and returns string', async() => {
            // Arrange
            jest.spyOn(memberHelper, 'checkIfProxyExists').mockResolvedValue();
            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue("Updated");
            // Act
            return memberHelper.updateProxy(authorId, mockMember.name, "--text").then((result) => {
                expect(result).toEqual("Updated");
                expect(memberHelper.checkIfProxyExists).toHaveBeenCalledTimes(1);
                expect(memberHelper.checkIfProxyExists).toHaveBeenCalledWith(authorId, mockMember.proxy);
                expect(memberHelper.updateMemberField).toHaveBeenCalledTimes(1);
                expect(memberHelper.updateMemberField).toHaveBeenCalledWith(authorId, mockMember.name, "proxy", mockMember.proxy);
            });
        })
    })

    describe('updatePropic', () => {
        test.each([
            [null, attachmentUrl, null, attachmentUrl],
            [mockMember.propic, null, null, mockMember.propic],
            [mockMember.propic, attachmentUrl, null, attachmentUrl],
            [null, attachmentUrl, attachmentExpiry, attachmentUrl]
        ])('calls checkImageFormatValidity and updateMemberField and returns string', async(imgUrl, attachmentUrl, attachmentExpiry, expected) => {
            // Arrange

            jest.spyOn(memberHelper, 'updateMemberField').mockResolvedValue("Updated");
            // Act
            return memberHelper.updatePropic(authorId, mockMember.name, imgUrl, attachmentUrl, attachmentExpiry).then((result) => {
                expect(result).toEqual("Updated");
                expect(utils.checkImageFormatValidity).toHaveBeenCalledTimes(1);
                expect(utils.checkImageFormatValidity).toHaveBeenCalledWith(expected);
                expect(memberHelper.updateMemberField).toHaveBeenCalledTimes(1);
                expect(memberHelper.updateMemberField).toHaveBeenCalledWith(authorId, mockMember.name, "propic", expected, attachmentExpiry);
            });
        })
    })

    describe('addFullMember', () => {
        const { database} = require('../../src/database.js');
        beforeEach(() => {
            jest.spyOn(memberHelper, 'getMemberByName').mockResolvedValue();
        })

        test('calls getMemberByName', async () => {
            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name).then(() => {
                // Assert
                expect(memberHelper.getMemberByName).toHaveBeenCalledWith(authorId, mockMember.name);
                expect(memberHelper.getMemberByName).toHaveBeenCalledTimes(1);
            })
        })

        test('if getMemberByName returns member, throw error', async () => {
            memberHelper.getMemberByName.mockResolvedValue({name: mockMember.name});
            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name).catch((e) => {
                // Assert
                expect(e).toEqual(new Error(`Can't add ${mockMember.name}. ${enums.err.MEMBER_EXISTS}`))
                expect(database.members.create).not.toHaveBeenCalled();
            })
        })


        test('if name is not filled out, throw error', async () => {
            // Act
            return await memberHelper.addFullMember(authorId, "       ").catch((e) => {
                // Assert
                expect(e).toEqual(new Error(`Name ${enums.err.NO_VALUE}. ${enums.err.NAME_REQUIRED}`))
                expect(database.members.create).not.toHaveBeenCalled();
            })
        })

        test('if displayname is over 32 characters, call database.member.create with null value', async () => {
            // Arrange
            memberHelper.getMemberByName.mockResolvedValue();
            const tooLongDisplayName = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
            const expectedMemberArgs = {
                name: mockMember.name,
                userid: authorId,
                displayname: null,
                proxy: null,
                propic: null
            }
            database.members.create = jest.fn().mockResolvedValue(expectedMemberArgs);
            const expectedReturn = {
                member: expectedMemberArgs,
                errors: [`Tried to set displayname to \"${tooLongDisplayName}\". ${enums.err.DISPLAY_NAME_TOO_LONG}. ${enums.err.SET_TO_NULL}`]
            }

            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name, tooLongDisplayName, null, null).then((res) => {
                // Assert
                expect(res).toEqual(expectedReturn);
                expect(database.members.create).toHaveBeenCalledWith(expectedMemberArgs);
                expect(database.members.create).toHaveBeenCalledTimes(1);
            })
        })

        test('if proxy, call checkIfProxyExists', async () => {
            // Arrange
            jest.spyOn(memberHelper, 'checkIfProxyExists').mockResolvedValue();
            const expectedMemberArgs = {
                name: mockMember.name,
                userid: authorId,
                displayname: null,
                proxy: mockMember.proxy,
                propic: null
            }
            database.members.create = jest.fn().mockResolvedValue(expectedMemberArgs);
            const expectedReturn = {member: expectedMemberArgs, errors: []}

            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name, null, mockMember.proxy).then((res) => {
                // Assert
                expect(res).toEqual(expectedReturn);
                expect(memberHelper.checkIfProxyExists).toHaveBeenCalledWith(authorId, mockMember.proxy);
                expect(memberHelper.checkIfProxyExists).toHaveBeenCalledTimes(1);
                expect(database.members.create).toHaveBeenCalledWith(expectedMemberArgs);
                expect(database.members.create).toHaveBeenCalledTimes(1);
            })
        })

        test('if checkProxyExists throws error, call database.member.create with null value', async () => {
            // Arrange
            jest.spyOn(memberHelper, 'checkIfProxyExists').mockImplementation(() => {
                throw new Error('error')
            });
            const expectedMemberArgs = {
                name: mockMember.name,
                userid: authorId,
                displayname: null,
                proxy: null,
                propic: null
            }
            database.members.create = jest.fn().mockResolvedValue(expectedMemberArgs);
            const expectedReturn = {
                member: expectedMemberArgs,
                errors: [`Tried to set proxy to \"${mockMember.proxy}\". error. ${enums.err.SET_TO_NULL}`]
            }

            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name, null, mockMember.proxy, null).then((res) => {
                // Assert
                expect(res).toEqual(expectedReturn);
                expect(database.members.create).toHaveBeenCalledWith(expectedMemberArgs);
                expect(database.members.create).toHaveBeenCalledTimes(1);
            })
        })

        test('if propic, call checkImageFormatValidity', async () => {
            // Arrange
            const expectedMemberArgs = {
                name: mockMember.name,
                userid: authorId,
                displayname: null,
                proxy: null,
                propic: mockMember.propic
            }
            database.members.create = jest.fn().mockResolvedValue(expectedMemberArgs);
            const expectedReturn = {member: expectedMemberArgs, errors: []}
            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name, null, null, mockMember.propic).then((res) => {
                // Assert
                expect(res).toEqual(expectedReturn);
                expect(utils.checkImageFormatValidity).toHaveBeenCalledWith(mockMember.propic);
                expect(utils.checkImageFormatValidity).toHaveBeenCalledTimes(1);
                expect(database.members.create).toHaveBeenCalledWith(expectedMemberArgs);
                expect(database.members.create).toHaveBeenCalledTimes(1);
            })
        })

        test('if checkImageFormatValidity throws error, call database.member.create with null value', async () => {
            // Arrange
            utils.checkImageFormatValidity = jest.fn().mockImplementation(() => {throw new Error("error")})
            const expectedMemberArgs = {
                name: mockMember.name,
                userid: authorId,
                displayname: null,
                proxy: null,
                propic: null
            }
            database.members.create = jest.fn().mockResolvedValue(expectedMemberArgs);
            const expectedReturn = {
                member: expectedMemberArgs,
                errors: [`Tried to set profile picture to \"${mockMember.propic}\". error. ${enums.err.SET_TO_NULL}`]
            }
            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name, null, null, mockMember.propic).then((res) => {
                // Assert
                expect(res).toEqual(expectedReturn);
                expect(database.members.create).toHaveBeenCalledWith(expectedMemberArgs);
                expect(database.members.create).toHaveBeenCalledTimes(1);
            })
        })

        test('if all values are valid, call database.members.create', async () => {
            // Arrange
            jest.spyOn(memberHelper, 'checkIfProxyExists').mockResolvedValue();
            const expectedMemberArgs = {
                name: mockMember.name,
                userid: authorId,
                displayname: mockMember.displayname,
                proxy: mockMember.proxy,
                propic: mockMember.propic
            }
            database.members.create = jest.fn().mockResolvedValue(expectedMemberArgs);
            utils.checkImageFormatValidity = jest.fn().mockResolvedValue();
            const expectedReturn = {member: expectedMemberArgs, errors: []}
            // Act
            return await memberHelper.addFullMember(authorId, mockMember.name, mockMember.displayname, mockMember.proxy, mockMember.propic).then((res) => {
                // Assert
                expect(res).toEqual(expectedReturn);
                expect(database.members.create).toHaveBeenCalledWith(expectedMemberArgs);
                expect(database.members.create).toHaveBeenCalledTimes(1);
            })
        })

    })

    describe('updateMemberField', () => {
        const {database} = require('../../src/database.js');
        beforeEach(() => {
            jest.spyOn(memberHelper, "setExpirationWarning").mockReturnValue(' warning');
            database.members = {
                update: jest.fn().mockResolvedValue([1])
            };
        })

        test('calls setExpirationWarning if attachmentExpiration', async () => {
            return memberHelper.updateMemberField(authorId, mockMember.name, "propic", mockMember.propic, attachmentExpiry).then((res) => {
                expect(memberHelper.setExpirationWarning).toHaveBeenCalledTimes(1);
                expect(memberHelper.setExpirationWarning).toHaveBeenCalledWith(mockMember.propic);
            })
        })

        test.each([
            ['name', mockMember.name, null, `Updated name for ${mockMember.name} to ${mockMember.name}`],
            ['displayname', mockMember.displayname, null, `Updated name for ${mockMember.name} to ${mockMember.displayname}`],
            ['proxy', mockMember.proxy, null, `Updated name for ${mockMember.name} to ${mockMember.proxy}`],
            ['propic', mockMember.propic, null, `Updated name for ${mockMember.name} to ${mockMember.propic}`],
            ['propic', mockMember.propic, attachmentExpiry, `Updated name for ${mockMember.name} to ${mockMember.propic} warning}`]
        ])('calls database.members.update with correct column and value and return string', async (columnName, value, attachmentExpiration) => {
            // Arrange
            return memberHelper.updateMemberField(authorId, mockMember.name, columnName, value, attachmentExpiration).then((res) => {
                // Act
                expect(database.members.update).toHaveBeenCalledTimes(1);
                expect(database.members.update).toHaveBeenCalledWith({[columnName]: value}, {
                    where: {
                        name: {[Op.iLike]: mockMember.name},
                        userid: authorId
                    }
                })
            })
        })

        test('if database.members.update returns 0 rows changed, throw error', () => {
            // Arrange
            database.members = {
                update: jest.fn().mockResolvedValue([0])
            };
            // Act
            return memberHelper.updateMemberField(authorId, mockMember.name, "displayname", mockMember.displayname).catch((res) => {
                expect(res).toEqual(new Error(`Can't update ${mockMember.name}. ${enums.err.NO_MEMBER}.`))
            })
        })
    })

    describe('checkIfProxyExists', () => {

        beforeEach(() => {
            jest.spyOn(memberHelper, "getMembersByAuthor").mockResolvedValue([mockMember]);
        })

        test.each([
            ['!text'],
            ['! text'],
            ['⭐text'],
            ['⭐ text'],
            ['⭐ text ⭐'],
            ['--text--'],
            ['!text ?'],
            ['SP: text'],
            ['text --SP'],
        ])('%s should call getMembersByAuthor and return false', async (proxy) => {
            return memberHelper.checkIfProxyExists(authorId, proxy).then((res) => {
                expect(res).toEqual(false)
                expect(memberHelper.getMembersByAuthor).toHaveBeenCalledTimes(1);
                expect(memberHelper.getMembersByAuthor).toHaveBeenCalledWith(authorId);
            })
        })

        test.each([
            ['--', enums.err.NO_TEXT_FOR_PROXY, false],
            ['      ', enums.err.NO_TEXT_FOR_PROXY, false],
            ['text', enums.err.NO_PROXY_WRAPPER, false],
            ['--text', enums.err.PROXY_EXISTS, true]
        ])('%s returns correct error and calls getMembersByAuthor if appropriate', async (proxy, error, shouldCall) => {
            return memberHelper.checkIfProxyExists(authorId, proxy).catch((res) => {
                expect(res).toEqual(new Error(error))
                if (shouldCall) {
                    expect(memberHelper.getMembersByAuthor).toHaveBeenCalledTimes(1);
                    expect(memberHelper.getMembersByAuthor).toHaveBeenCalledWith(authorId);
                }
                else {
                    expect(memberHelper.getMembersByAuthor).not.toHaveBeenCalled();
                }
            })
        })


    })

    afterEach(() => {
        // restore the spy created with spyOn
        jest.restoreAllMocks();
    });
})